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Spider Bite PoisoningSpider bites and venomsSpider venoms are a cocktail of many chemicals. Some are toxins, which evolved in order to kill or immobilise arthropods like insects by attacking their nervous systems; others help break down the victim's tissues so the spider can ingest a liquefied meal. Unfortunately, a few of these chemicals can be seriously toxic to people. But in general, spider venoms cause us no more than mild local pain and inflammation. Toxins which attack nerves
Muscle: Latrotoxin site (Redback Spider), Nerve: Robustoxin site (Sydney Funnel-web Spider).
Pressure bandages and splintsPressure bandages slow down the movement of venom into the bloodstream, which reduces the effect of the nerve toxins in the venom. Pressure bandages should only be used for funnel-web or mouse spider bites. When the spider bites someone, the venom is injected into the tissue under the skin. A pressure bandage slows down the movement of both tissue fluid and blood near the surface. This prevents the venom from rapidly reaching the bloodstream and is very effective treatment as long as the patient is kept still. ![]() 1. Wind the bandage firmly around the bitten arm or leg starting from the bite. The bandage should not be so tight that it restricts blood flow. ![]() 2. Wrap the entire limb, then apply a splint to prevent movement. ![]() 3. Keep the victim as still as possible. ![]() 4. Do not remove the bandage. |
© 2007 Ermones Pest Control. All rights Reserved.
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